<script setup>

</script>

<template>
   <div style="width:100%; height: 500px; background-color: azure;">
        <div style="float: left; width: 20%; height: 500px;background-color: brown;">
            左</div>
        <div style="float: left;width: 60%; height: 500px;background-color: rebeccapurple;">
            中</div>
        <div style="float: left;width: 20%; height: 500px;background-color: rgb(54, 199, 192);">
            右</div>
    </div>
</template>

<style scoped>

</style>